<template>
    <div class="app-container">

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button
                    type="primary"
                    plain
                    icon="el-icon-plus"
                    size="mini"
                    @click="handleAdd"
                >新增</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button
                    type="info"
                    plain
                    icon="el-icon-sort"
                    size="mini"
                    @click="toggleExpandAll"
                >展开/折叠</el-button>
            </el-col>
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table
            v-if="refreshTable"
            v-loading="loading"
            :data="menuList"
            row-key="menu_id"
            :default-expand-all="isExpandAll"
            :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
        >
            <el-table-column prop="menu_name" label="菜单名称" :show-overflow-tooltip="true" width="160"></el-table-column>
            <el-table-column prop="vue_icon" label="图标" align="center" width="100">
                <template slot-scope="{row}">
                    <svg-icon :icon-class="row.vue_icon" />
                </template>
            </el-table-column>
            <el-table-column prop="menu_sort" label="排序" width="60"></el-table-column>
            <el-table-column prop="api_url" label="权限标识" :show-overflow-tooltip="true"></el-table-column>
            <el-table-column prop="vue_component" label="组件路径" :show-overflow-tooltip="true"></el-table-column>
            <el-table-column prop="is_check" label="状态" width="80">
                <template slot-scope="{row}">
                    <dict-tag :options="dict.type.sys_normal_disable" :value="row.is_check"/>
                </template>
            </el-table-column>
            <el-table-column label="创建时间" align="center" prop="created_time">

            </el-table-column>
            <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template slot-scope="{row}">
                    <el-button
                        size="mini"
                        type="text"
                        icon="el-icon-edit"
                        @click="handleUpdate(row)"
                    >修改</el-button>
                    <el-button
                        size="mini"
                        type="text"
                        icon="el-icon-plus"
                        @click="handleAdd(row)"
                    >新增</el-button>
                    <el-button
                        size="mini"
                        type="text"
                        icon="el-icon-delete"
                        @click="handleDelete(row)"
                    >删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <!-- 添加或修改菜单对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="150px">
                <el-row>
                    <el-col :span="24">
                        <el-form-item label="上级菜单" prop="parentId">
                            <treeselect
                                v-model="form.parent_id"
                                :options="menuOptions"
                                :normalizer="normalizer"
                                :show-count="true"
                                placeholder="选择上级菜单"
                            />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="24">
                        <el-form-item label="菜单类型" prop="menu_type">
                            <el-radio-group v-model="form.menuType">
                                <el-radio label="M">目录</el-radio>
                                <el-radio label="C">菜单</el-radio>
                                <el-radio label="F">按钮</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="24" v-if="form.menuType != 'F'">
                        <el-form-item label="菜单图标" prop="icon">
                            <el-popover
                                placement="bottom-start"
                                width="460"
                                trigger="click"
                                @show="$refs['iconSelect'].reset()"
                            >
                                <IconSelect ref="iconSelect" @selected="selected" :active-icon="form.icon" />
                                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                                    <svg-icon
                                        v-if="form.icon"
                                        slot="prefix"
                                        :icon-class="form.icon"
                                        style="width: 25px;"
                                    />
                                    <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                                </el-input>
                            </el-popover>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="菜单名称" prop="menu_name">
                            <el-input v-model="form.menu_name" placeholder="请输入菜单名称" />
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="显示排序" prop="menu_sort">
                            <el-input-number v-model="form.menu_sort" controls-position="right" :min="0" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12" v-if="form.menu_type != 'F'">
                        <el-form-item prop="isFrame">
                          <span slot="label">
                            <el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            是否外链
                          </span>
                            <el-radio-group v-model="form.isFrame">
                                <el-radio label="0">是</el-radio>
                                <el-radio label="1">否</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-if="form.menu_type != 'F'">
                        <el-form-item prop="path">
                          <span slot="label">
                            <el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            路由地址
                          </span>
                            <el-input v-model="form.vue_path" placeholder="请输入路由地址" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12" v-if="form.menu_type == 'C'">
                        <el-form-item prop="vue_component">
                          <span slot="label">
                            <el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            组件路径
                          </span>
                            <el-input v-model="form.vue_component" placeholder="请输入组件路径" />
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-if="form.menu_type != 'M'">
                        <el-form-item prop="perms">
                            <el-input v-model="form.api_url" placeholder="请输入权限标识" maxlength="100" />
                            <span slot="label">
                            <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            权限字符
                          </span>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12" v-if="form.menu_type == 'C'">
                        <el-form-item prop="query">
                            <el-input v-model="form.query" placeholder="请输入路由参数" maxlength="255" />
                            <span slot="label">
                            <el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            路由参数
                          </span>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-if="form.menu_type == 'C'">
                        <el-form-item prop="isCache">
                          <span slot="label">
                            <el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            是否缓存
                          </span>
                            <el-radio-group v-model="form.isCache">
                                <el-radio label="0">缓存</el-radio>
                                <el-radio label="1">不缓存</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12" v-if="form.menu_type != 'F'">
                        <el-form-item prop="is_hidden">
                          <span slot="label">
                            <el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            显示状态
                          </span>
                            <el-radio-group v-model="form.is_hidden">
                                <el-radio
                                    v-for="dict in dict.type.sys_show_hide"
                                    :key="dict.value"
                                    :label="dict.value"
                                >{{dict.label}}</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item prop="is_check">
                          <span slot="label">
                            <el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
                            <i class="el-icon-question"></i>
                            </el-tooltip>
                            菜单状态
                          </span>
                            <el-radio-group v-model="form.is_check">
                                <el-radio
                                    v-for="dict in dict.type.sys_normal_disable"
                                    :key="dict.value"
                                    :label="dict.value"
                                >{{dict.label}}</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>

import { getMenus, createMenus, updateMenus, delMenus,getMenusSelect, changeFiledStatus} from "@/api/system/menu";


import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";
import {getMasterDetail} from "../../../api/system/menu";

export default {
    name: "Menu",
    dicts: ['sys_show_hide', 'sys_normal_disable'],
    components: { Treeselect, IconSelect },
    data() {
        return {
            // 遮罩层
            loading: true,
            // 显示搜索条件
            showSearch: true,
            // 菜单表格树数据
            menuList: [],
            // 菜单树选项
            menuOptions: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            // 是否展开，默认全部折叠
            isExpandAll: false,
            // 重新渲染表格状态
            refreshTable: true,
            // 查询参数
            queryParams: {
                menuName: undefined,
                visible: undefined
            },
            // 表单参数
            form: {},
            // 表单校验
            rules: {
                menu_name: [
                    { required: true, message: "菜单名称不能为空", trigger: "blur" }
                ],
                menu_sort: [
                    { required: true, message: "菜单顺序不能为空", trigger: "blur" }
                ],
                vue_path: [
                    { required: true, message: "路由地址不能为空", trigger: "blur" }
                ]
            }
        };
    },
    created() {
        this.getList();
    },
    methods: {
        // 选择图标
        selected(name) {
            this.form.vue_icon = name;
        },
        /** 查询菜单列表 */
        getList() {
            this.loading = true;
            getMenus(this.queryParams).then(response => {
                this.menuList = this.handleTree(response.data, "menu_id");
                this.loading = false;
            });
        },
        /** 转换菜单数据结构 */
        normalizer(node) {
            if (node.children && !node.children.length) {
                delete node.children;
            }
            return {
                id: node.menu_id,
                label: node.menu_name,
                children: node.children
            };
        },
        /** 查询菜单下拉树结构 */
        getTreeselect() {
            getMenus().then(response => {
                this.menuOptions = [];
                const menu = { menu_id: 0, menu_name: '主类目', children: [] };
                menu.children = this.handleTree(response.data, "menu_id");
                this.menuOptions.push(menu);
            });
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        // 表单重置
        reset() {
            this.form = {
                menu_id: undefined,
                parent_id: 0,
                menu_name: undefined,
                vue_icon: undefined,
                menu_type: "M",
                menu_sort: undefined,
                isFrame: "1",
                isCache: "0",
                is_hidden: "0",
                is_check: "0"
            };
            this.resetForm("form");
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.getList();
        },
        /** 重置按钮操作 */
        resetQuery() {
            this.resetForm("queryForm");
            this.handleQuery();
        },
        /** 新增按钮操作 */
        handleAdd(row) {
            this.reset();
            this.getTreeselect();
            if (row != null && row.menu_id) {
                this.form.parent_id = row.menu_id;
            } else {
                this.form.parent_id = 0;
            }
            this.open = true;
            this.title = "添加菜单";
        },
        /** 展开/折叠操作 */
        toggleExpandAll() {
            this.refreshTable = false;
            this.isExpandAll = !this.isExpandAll;
            this.$nextTick(() => {
                this.refreshTable = true;
            });
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            this.getTreeselect();
            getMasterDetail({menu_id:row.menu_id}).then(response => {

                this.form = response.data;
                this.form = response.data;
                this.form.is_hidden = response.data.is_hidden.toString();
                this.form.is_check = response.data.is_check.toString();
                this.open = true;
                this.title = "修改菜单";
            });
        },
        /** 提交按钮 */
        submitForm: function() {
            this.$refs["form"].validate(valid => {
                if (valid) {
                    if (this.form.menu_id != undefined) {
                        updateMenus(this.form).then(response => {
                            this.msgSuccess("修改成功");
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        createMenus(this.form).then(response => {
                            this.msgSuccess("新增成功");
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            // this.$modal.confirm('是否确认删除名称为"' + row.menuName + '"的数据项？').then(function() {
                return delMenus(row.menu_id);
            // }).then(() => {
            //     this.getList();
            //     this.msgSuccess("删除成功");
            // }).catch(() => {});
        }
    }
};
</script>
